Here are the data structures with brief descriptions:

Cadc_channel_attr_t
Ccan_channel_attr_t
Ccan_handle_t
Cdac_channel_attr_t
Ci2c_channel_attr_t
Ci2c_handle_t
Cmodbus_channel_attr_t
Cmodbus_comm_attr_t
Cmodbus_handle_t
Cpwm_channel_attr_t
Cqei_channel_attr_t
Cqei_data_t
Cqei_handle_t
Crtc_alarm_attr_t
Crtc_channel_attr_t
Crtc_datetime_attr_t
Crtc_handle_t
Cspi_channel_attr_t
Cspi_handle_t
Ctimer_attr_t
Ctimer_handle_t
Cuart_bus_status_t
Cuart_channel_attr_t
Cuart_handle_t
Cwdt_attr_t